diff --git a/requirements-win.txt b/requirements-win.txt
index 3150ea9..6ffd8fa 100644
--- a/requirements-win.txt
+++ b/requirements-win.txt
@@ -6,6 +6,6 @@ pyang==1.7.5
 pysnmp==4.4.4
 pyyaml>=4.2b1
 requests>=2.20.0
-urllib3==1.23
+urllib3==1.26.5
 virlutils==0.8.4
 xmltodict==0.11.0
diff --git a/requirements.txt b/requirements.txt
index ffbe1f1..0cdba4d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,6 +10,6 @@ pyang==1.7.5
 pyats==19.0
 PyYAML==5.1
 requests==2.21.0
-urllib3==1.24.1
+urllib3==1.26.5
 virlutils==0.8.4
 xmltodict==0.12.0